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Class Information
Number: 370/522
Name: Multiplex communications > Communication techniques for information carried in plural channels > Combining or distributing information via time channels > Signaling (ancillary to main information)
Description: Subject matter having means for transmitting or detecting signaling information ancillary to the principal information transmitted by the system (e.g., dial pulse, onhook/offhook, and ringing information all ancillary to the information conveyed by a telephone call).

Sub-classes under this class:

Class Number Class Name Patents
370/526 Digital tone detection 131
370/525 Digital tone signal generation 108
370/528 Inserted in gaps in main information 281
370/527 Superimposed or modulated on principal information 161
370/524 Using a dedicated signaling channel (i.e., d-channel) 577
370/523 Using bit robbing 122

Patents under this class:

Patent Number Title Of Patent Date Issued
8711885 Signal processing apparatus and methods Apr. 29, 2014
8706893 Multimedia communication control unit as a secure device for multimedia communication between LAN users and other network users Apr. 22, 2014
8705518 Apparatus and method for controlling services and operations in converged communications networks Apr. 22, 2014
8687645 Wireless communications device providing temperature-compensated clock correction features and related methods Apr. 1, 2014
8687482 Apparatus and method for controlling traffic flow in backhaul link in wireless communication network Apr. 1, 2014
8675692 Method for acquiring processing time of wireless signal Mar. 18, 2014
8675528 Configuring uplink control information (UCI) reporting Mar. 18, 2014
8670318 Communication method and transmitting apparatus utilizing the same Mar. 11, 2014
8665914 Signal analysis/control system and method, signal control apparatus and method, and program Mar. 4, 2014
8654796 System for synchronizing clock Feb. 18, 2014
8644355 Methods, systems, and computer readable media for modifying a diameter signaling message directed to a charging function node Feb. 4, 2014
8644354 Methods and systems for automatically registering a mobile phone device with one or more media content access devices Feb. 4, 2014
8644312 System, method, and computer-readable medium for dynamic device discovery for servers binding to multiple masters Feb. 4, 2014
8639841 Interface circuit for transmitting and receiving digital signals between devices Jan. 28, 2014
8634310 Methods and apparatus for improved program acquisition for use with MPEG-2 based systems Jan. 21, 2014
8630315 Ethernet network synchronization systems and methods Jan. 14, 2014
8619793 Dynamic assignment of traffic classes to a priority queue in a packet forwarding device Dec. 31, 2013
8619748 Method and apparatus for transmitting and receiving different signal types in communication systems Dec. 31, 2013
8619581 Method, apparatus and system for selecting wireless network controller Dec. 31, 2013
8619564 Synchronized bandwidth reservations for real-time communications Dec. 31, 2013
8599886 Methods and apparatus for reducing transfer qualifier signaling on a two-channel bus Dec. 3, 2013
8599798 Radio base station apparatus, radio network controller apparatus, communication terminal apparatus, transmission signal generation method, and radio communication system Dec. 3, 2013
8594128 Method and apparatus for enabling dynamic protocol interworking resolution with diverse endpoints Nov. 26, 2013
8588285 Method and apparatus for operating a digital subscriber line arrangement Nov. 19, 2013
8571219 Authentication loading control and information recapture in a UMTS network Oct. 29, 2013
8571070 Method and system for speed negotiation for twisted pair links in fibre channel sytems Oct. 29, 2013
8571043 Using a single point code to represent multiple switching devices Oct. 29, 2013
8571002 Combined simulcasting and dedicated services in a wireless communication system Oct. 29, 2013
8570764 Backplane and backplane communication system Oct. 29, 2013
8559467 Method and device for allocating a broadcast channel in a wireless mobile communication system Oct. 15, 2013
8559457 Method for dynamic interpretation of transport block size Oct. 15, 2013
8547970 Receiver, reception method and program Oct. 1, 2013
8547954 Methods and apparatus of adapting number of advertised transmit antenna ports Oct. 1, 2013
8547908 Methods, systems, and computer readable media for enriching a diameter signaling message Oct. 1, 2013
8533779 Method for preventing IP address from unexpected dispersion when using point-to-point protocol Sep. 10, 2013
8532579 Radio base station, radio equipment, and radio equipment controller Sep. 10, 2013
8532015 Methods and apparatuses for transmitting downlink control signaling on wireless relay link Sep. 10, 2013
8526308 Interruption of wireless reverse link data transfer based on power change instructions Sep. 3, 2013
8520704 Coding methods of communicating identifiers in peer discovery in a peer-to-peer network Aug. 27, 2013
8514834 Method and apparatus for resource allocation using directional beam in wireless network Aug. 20, 2013
8509827 Methods and apparatus of context-data acquisition and ranking Aug. 13, 2013
8503517 System and method of an in-band modem for data communications over digital wireless communication networks Aug. 6, 2013
8498295 Modular lightweight tunneling mechanisms for transitioning between network layer protocols Jul. 30, 2013
8494083 Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system Jul. 23, 2013
8494007 Coding methods of communicating identifiers in peer discovery in a peer-to-peer network Jul. 23, 2013
8493965 H.323 to SIP interworking for call transfers Jul. 23, 2013
8472985 Incentive marketing with a context-enriched message Jun. 25, 2013
8472485 Methods and apparatuses to support multiple fiber networking platforms Jun. 25, 2013
8451865 Signal processing apparatus and method, recording medium and program May. 28, 2013
8446921 Serial bus device and clock difference compensation method thereof May. 21, 2013

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