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Research In Motion Limited Patents
Assignee:
Research In Motion Limited
Address:
Waterloo, CA
No. of patents:
889
Patents:


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Patent Number Title Of Patent Date Issued
7292822 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques November 6, 2007
An IDT produces a SAW when excited by a single electrical pulse and can be fabricated to embody a code, which code provides for a passive autocorrelation of a SAW input to the IDT and thereby lends itself to further application as a signal generator in a communication device. However
7290090 Cache operation with non-cache memory October 30, 2007
A system and method are provided for bypassing cache memory when reading data from system memory particularly when the primary memory could include memory types where the read operation mixes non-data with data. A system and method are provided for bypassing and invalidating cache me
7289044 Handheld electronic device with text disambiguation October 30, 2007
A handheld electronic device includes a reduced QWERTY keyboard and is enabled with disambiguation software. The device provides output in the form of a default output and a number of variants. The output is based largely upon the frequency, i.e., the likelihood that a user intended a
7286820 Handheld electronic device providing an alert when additional user action is required to initiat October 23, 2007
A method of facilitating the initiation of an outgoing phone call on a handheld electronic device including receiving a request to initiate the outgoing phone call and determining whether additional user action is required in order to initiate the outgoing phone call. If it is determ
7285972 Test fixture for assembled wireless devices October 23, 2007
A fixture for radio frequency ("RF") testing of an assembled wireless device, the wireless device having a removable casing concealing one or more RF spring connectors, the fixture comprising: a retainer for receiving the wireless device with the removable casing removed; a coaxial c
7284099 Detection of out of memory and graceful shutdown October 16, 2007
A low memory manager configured to cause part of the memory allocated to a specialized application to be held in reserve so that it can be used to support the specialized application during an occurrence of low memory, thus providing time for data backup or remedial steps to be carried o
7283819 Method and apparatus for CDMA timer-based registration on a mobile device October 16, 2007
A method and apparatus for improved timer based registration for a mobile device with a network, the network having a standard slot cycle time for interrupts, the method comprising the steps of: receiving, at the mobile device, a system parameter message from the network, the message hav
7283808 System, method and mobile device for remote control of a voice mail system October 16, 2007
A unified messaging system, method and user interface is provided for a handheld mobile communication device. The method may include the following steps: (a) providing a unified event listing display comprising: a plurality of summary descriptors, each summary descriptor having one o
7283507 Apparatus, and associated method, for facilitating WLAN selection by a mobile node October 16, 2007
Apparatus, and an associated method, by which to facilitate selection of a WLAN through which a mobile node communicates. Selection takes into account the geographic positioning of the mobile node. The mobile node ascertains its geographic positioning by monitoring cellular-positioning
7283097 Multi-band antenna with patch and slot structures October 16, 2007
A multiple-band antenna having first and second operating frequency bands is provided. The antenna includes a first patch structure associated primarily with the first operating frequency band, a second patch structure electrically coupled to the first patch structure and associated
7283065 Handheld electronic device with text disambiguation October 16, 2007
A handheld electronic device includes a reduced QWERTY keyboard and is enabled with disambiguation software. The device provides output in the form of a default output and a number of variants. The output is based largely upon the frequency, i.e., the likelihood that a user intended a
7281930 Electrical connector for a printed circuit board October 16, 2007
An electrical connector is provided. The electrical connector has a housing which is supportable within an aperture of a printed circuit board. The electrical connector also has one or more electrical contacts that are disposed on the housing with at least some of the contacts each h
7280855 Microphone coupler for a communication device October 9, 2007
The invention provides a communication device comprising: a cover; a printed circuit board; a microphone on the printed circuit board; an antenna located at least in part within the cover; and a RF shield can shaped to fit over the microphone about the PCB. In the device, the cover i
7280652 Handheld electronic device having improved phone call log, and associated method October 9, 2007
An improved handheld electronic device and an associated method provide an improved call log that presents information relating to logged phone calls in a collapsed manner, meaning that for each phone number having a call stored in the memory of the device, only the most recent in time
7280502 Method for a session initiation protocol push-to-talk terminal to indicate answer operating mode October 9, 2007
A push-to-talk communication device including an operating answer mode indicates that operating answer mode to a Session Initiation Protocol/Internet Protocol based push-to-talk network server. The method includes employing as the operating answer mode of the push-to-talk communicati
7277890 Method of finding a search string in a document for viewing on a mobile communication device October 2, 2007
A server find process by which a user enters a search term for a document attachment into his/her mobile communication device. If no occurrences of the term are found on the device, the device then prompts the user to initiate a server side search. If the user accepts, then the server
7277720 Apparatus, and associated method, for facilitating formation of an apparent push-to-talk communi October 2, 2007
Apparatus, and an associated method, for facilitating formation of an apparent push-to-talk communication session connection at a mobile station operable in a conventional cellular communication system. Upon initiation of push-to-talk operation, a user of the mobile station immediate
7277719 System and method of message transport selection October 2, 2007
A method and system of message transport selection for a communication device configured for communication over a plurality of message transports are provided. A determination is made as to whether any of the plurality of message transports is available for sending an outgoing messag
7274933 Home network name displaying methods and apparatus for multiple home networks September 25, 2007
Home network name displaying methods and apparatus for multiple home networks are disclosed. A mobile station scans to receive a plurality of Mobile Country Code (MCC) and Mobile Network Code (MNC) pairs corresponding to a plurality of communication networks within a coverage area. T
7274920 Methods and apparatus for reducing signal interference in a wireless receiver based on signal-to September 25, 2007
One illustrative method of reducing signal interference in a wireless receiver includes receiving a radio frequency (RF) signal; amplifying the received RF signal with a gain G; producing a baseband signal from the amplified RF signal; producing a signal-to-interference (S/I) ratio from
7272411 Dual-mode keypad for a mobile device September 18, 2007
In accordance with the teachings described herein, systems and methods are provided for implementing a dual-mode keypad for a mobile device. The keypad may operate in a telephony mode and a text-entry mode. The keypad may include a plurality of dual-mode keys that each include an associa
7271772 Mobile wireless communications device comprising multi-frequency band antenna and related method September 18, 2007
A mobile wireless communications device may include a housing and a multi-frequency band antenna carried within the housing. The multi-frequency band antenna may include a main loop conductor having a gap therein defining first and second ends of the main loop conductor, a first bran
7271568 Battery charger for portable devices and related methods September 18, 2007
A battery charger may include a charger connector to be coupled to a corresponding device connector of a portable device including a rechargeable battery. The battery charger may also include a charging circuit connected to the charger connector, and a controller connected to the cha
7268567 Probe assembly with multi-directional freedom of motion and mounting assembly therefor September 11, 2007
An improved test probe assembly has an improved mounting assembly which provides the test probe multi-directional freedom of movement with respect to a base in order to resist damage frequently caused to the test probe. The improved mounting assembly may, for example, include at least
7268519 Portable battery charger for a mobile device September 11, 2007
A portable battery charger for a mobile device having a rechargeable battery includes battery contacts, a switching regulator, and a charger interface. The battery contacts are configured to receive a battery having a low-voltage value. The switching regulator is coupled to the batte
7266395 System and method of wireless proximity awareness September 4, 2007
The present application provides a system for proximity awareness for mobile data communication on an electronic communication device comprising a client application on an electronic communication device communicating across a wireless network, and an awareness server that includes a
7266367 System and method of accessing contact information on a communication device September 4, 2007
In accordance with the teachings described herein, systems and methods are provided for accessing contact information on a communication device. A communication subsystem may be used to send and receive communications over a communication network. A memory module may be used to store dat
7266365 System and method for delayed transmission of bundled command messages September 4, 2007
A system and method of pushing user-selected data items from a host system to a user's mobile data communication device upon detecting the occurrence of one or more user-defined event triggers is provided. The user may then move (or file) the data items to a particular folder within
7265517 Charger unit for an electronic device including a system for protective storage of an adapter pl September 4, 2007
A charger unit for an electronic device that includes a housing, a plurality of charging contacts provided on the housing, and a recess provided in the housing, preferably on a rear face thereof. A plug having a plurality of prongs may be selectively attached to and detached from the
7263035 Early auto-on mobile communications device August 28, 2007
Apparatuses and methods for starting a mobile communications device are disclosed. The mobile communications device is operated by a device user. The device includes an output device for emitting a sensible signal. An input device receives user input from the device user. An alarm ap
7258550 Electrical connector assembly August 21, 2007
An electrical connector assembly is provided for connecting at least one electrical contact pad on a first structure with at least one electrical contact pad on an opposing second structure. The connector assembly has a body and electrical connectors extending from the body, and is mount
7257179 Method and apparatus for frequency tracking in a space time transmit diversity receiver August 14, 2007
A system and method for obtaining a frequency error estimate representing the difference between a reference frequency and the frequency of a space-time transmit diversity signal is disclosed herein. The method includes taking the correlation of total sums, comprised of partial sums
7256744 Mobile wireless communications device comprising non-planar internal antenna without ground plan August 14, 2007
A mobile wireless communications device may include a housing, a main dielectric substrate carried by the housing, circuitry carried by the main dielectric substrate, and a ground plane conductor on the main dielectric substrate. The mobile wireless communications device may further
7256741 Antenna with multiple-band patch and slot structures August 14, 2007
A multiple-band antenna having a plurality of operating frequency bands is provided. The antenna includes a plurality of structures configured for operation in respective ones of the plurality of operating frequency bands, and a plurality of structures configured for operation in more
7256355 Component assembly cushioning device for mobile devices August 14, 2007
A spacer for use in a mobile device fills the space between a component assembly and a housing. The spacer includes a layer of compressible material for insertion between the component assembly and the housing. A plurality of compressible features are provided on a face of the layer.
7254712 System and method for compressing secure e-mail for exchange with a mobile data communication de August 7, 2007
A system and method are provided for pre-processing encrypted and/or signed messages at a host system before the message is transmitted to a wireless mobile communication device. The message is received at the host system from a message sender. There is determination as to whether any of
7253775 Antenna with near-field radiation control August 7, 2007
An antenna and a wireless mobile communication device incorporating the antenna are provided. The antenna includes a first conductor section electrically coupled to a first feeding point, a second conductor section electrically coupled to a second feeding point, and a near-field radi
7252444 Switch configuration August 7, 2007
A switch configuration for use with a keyboard comprises a plurality of support structures positioned adjacent each other in spaced relation and a plurality of dome switches, with at least one dome switch being coupled to each of the plurality of support structures. A keyboard and mobile
7251727 System and method for surely but conveniently causing reset of a computerized device July 31, 2007
Enhanced reset logic is included in a user's computerized device so that the device owner (e.g., the user's employer) can assure prompt reset (e.g., to insure device use of newly downloaded software versions or other control or security data) while still allowing user convenience (e.
7251486 System and method for assigning a network address July 31, 2007
A method relates to a network identification that uniquely identifies a communication device. The method includes determining a network address corresponding to the network identification. Another step is determining which device manager, of multiple device managers, is assigned the
7248887 Apparatus, and associated method, for facilitating initiation of channel allocation to communica July 24, 2007
Apparatus (48), and an associated method, for facilitating operation of a mobile node (12) operable in a communication system (10) to request allocation of communication capacity upon which to communicate data pursuant to a communication service. A channel allocation request generato
7248861 System and method for pushing information to a mobile device July 24, 2007
A system for pushing information to a mobile device includes an information source, a wireless network, and a proxy content server. The information source stores information. The wireless network sends and receives transmissions to and from the mobile device. The proxy content server
7245238 Method and apparatus for data encoding July 17, 2007
A method and apparatus for data encoding such as 3 to 4 encoding (base64, uuencode etc.) is provided. Bytes of data to be encoded having negative values are made positive while preserving the information to be encoded. The positive values may be manipulated by addition (e.g. to a common
7245119 fixture for manual functional testing of wireless devices July 17, 2007
A fixture for functional testing of an assembled wireless device, the wireless device having a data port and a removable casing concealing a battery cavity having battery contacts, the fixture comprising: a base having an opening formed therein for receiving a retainer, the retainer
7243851 Mobile wireless communications device with reduced interfering energy from the keyboard July 17, 2007
A mobile wireless communications device includes a circuit board carried by a housing and having RF circuitry and a processor operative with the RF circuitry. A keyboard is carried by the housing and includes a keypad array circuit. A keypad connector is carried by the keypad and is
7239895 Phone number replace code system and method July 3, 2007
A processor-implemented method of placing telephone calls includes determining if a phone call initiated to a phone number has connected. If the phone call did not connect, then the processor determines if the phone number has an associated replace code for any subset of the phone nu
7239503 Foam support for mobile electronic device display July 3, 2007
A foam support for use between a mobile electronic device display and a mobile electronic device frame having side edges for housing the display is provided. The foam support comprises a base and side tabs located around a perimeter of the base and configured to be folded into a posi
7239279 Multiple-band antenna with shared slot structure July 3, 2007
A multiple-band antenna having first and second operating frequency bands is provided. The antenna includes a first patch structure associated primarily with the first operating frequency band, a second patch structure electrically coupled to the first patch structure and associated
7239270 Mobile wireless communications device comprising a satellite positioning system antenna and elec July 3, 2007
A mobile wireless communications device may include a portable housing, at least one wireless transceiver carried by the portable housing, and a satellite positioning signal receiver carried by the portable housing. An antenna may also be carried by the portable housing and connected to
7239111 Universal serial bus adapter for a mobile device July 3, 2007
An adapter for providing a source of power to a mobile device through an industry standard port is provided. In accordance with one aspect of the invention, the adapter comprises a plug unit, a power converter, a primary connector, and an identification subsystem. The plug unit is op
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