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Class Information
Number: 455/39
Name: Telecommunications > Transmitter and receiver at separate stations
Description: Subject matter including at least one transmitting device which converts analog information signals (e.g., audio) into modulated carrier wave signals, a carrier wave transmission medium, and at least one receiving device whereby the information or modulating signal transmitted will be derived from the received modulated carrier wave signals.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 455/63.1 |
Distortion, noise, or other interference prevention, reduction, or compensation |
1,219 |
| 455/40 |
Earth or water medium |
57 |
| 455/42 |
Frequency or phase modulation |
168 |
| 455/66.1 |
Having diverse art device |
344 |
| 455/67.11 |
Having measuring, testing, or monitoring of system or part |
1,998 |
| 455/48 |
Inverted sideband |
9 |
| 455/41.1 |
Near field (i.e., inductive or capacitive coupling) |
454 |
| 455/62 |
Optimum frequency selection |
447 |
| 455/500 |
Plural transmitters or receivers (i.e., more than two stations) |
294 |
| 455/41.2 |
Short range rf communication |
1,258 |
| 455/59 |
Single message via plural carrier wave transmission |
137 |
| 455/61 |
Single message via plural modulation of single carrier |
43 |
| 455/47 |
Single or vestigial sideband system |
92 |
| 455/46 |
Suppressed carrier wave system |
52 |
| 455/68 |
With control signal |
260 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7327845 |
Transmission of encrypted messages between a transmitter and a receiver utilizing a one-time cryptographic pad |
Feb. 5, 2008 |
| 7324791 |
Low-noise differential bias circuit and differential signal processing apparatus |
Jan. 29, 2008 |
| 7317931 |
Transmission rate changes in communications networks |
Jan. 8, 2008 |
| 7317930 |
Wireless transmission/reception system |
Jan. 8, 2008 |
| 7299011 |
Link adaptation process |
Nov. 20, 2007 |
| 7275165 |
Information handling system including wireless scanning feature |
Sep. 25, 2007 |
| 7272361 |
Method and device for transmitting burst signal in mobile communication system, information distribution method, and information distribution controller |
Sep. 18, 2007 |
| 7251267 |
System and method for determining a best round trip delay indicator |
Jul. 31, 2007 |
| 7248832 |
Transmitting and receiving system, transmitting apparatus and receiving apparatus |
Jul. 24, 2007 |
| 7239867 |
Method and apparatus for reducing communication latency in a wireless group call |
Jul. 3, 2007 |
| 7224937 |
Mobile station apparatus capable of changing access control classes due to low battery condition for power saving and method of the same |
May. 29, 2007 |
| 7221908 |
Radio communication apparatus |
May. 22, 2007 |
| 7215974 |
Fast adaptive power control for a variable multirate communications system |
May. 8, 2007 |
| 7212784 |
Adaptive array apparatus, radio base station, and mobile phone |
May. 1, 2007 |
| 7202783 |
Method and system for identifying when a first device is within a physical range of a second device |
Apr. 10, 2007 |
| 7194237 |
System and method for multiple-input multiple-output (MIMO) radio communication |
Mar. 20, 2007 |
| 7177593 |
Estimating communication quality |
Feb. 13, 2007 |
| 7177595 |
Radio communication apparatus and radio communication method, radio communication system, recording medium, and computer program |
Feb. 13, 2007 |
| 7155162 |
Radio base station and program recorded medium |
Dec. 26, 2006 |
| 7149473 |
Interface |
Dec. 12, 2006 |
| 7142099 |
Method and system for providing flexible vehicle communication within a vehicle communications system |
Nov. 28, 2006 |
| 7130580 |
Method of compensating for correlation between multiple antennas |
Oct. 31, 2006 |
| 7123880 |
Voice command-operable information processing apparatus and program for external data presentation |
Oct. 17, 2006 |
| 7116641 |
Multicast and broadcast transmission method and apparatus of a CDMA mobile communication network |
Oct. 3, 2006 |
| 7110720 |
Local area internet radio receiver/transmitter |
Sep. 19, 2006 |
| 7100042 |
Device in a system operating with CAN-protocol and in a control and/or supervision system |
Aug. 29, 2006 |
| 7085531 |
Base station using reference signal power control |
Aug. 1, 2006 |
| 7079854 |
Packet service system and method for controlling packet transmission |
Jul. 18, 2006 |
| 7079810 |
System and method for communicating with a remote communication unit via the public switched telephone network (PSTN) |
Jul. 18, 2006 |
| 7079809 |
Systems and methods for providing improved wireless signal quality using diverse antenna beams |
Jul. 18, 2006 |
| 7049954 |
Data transmission system |
May. 23, 2006 |
| 7047000 |
Frame error identification |
May. 16, 2006 |
| 7043195 |
Communications system |
May. 9, 2006 |
| 7027771 |
Mobile communication apparatus |
Apr. 11, 2006 |
| 7024340 |
Automatic collection manager |
Apr. 4, 2006 |
| 7006792 |
Wireless andon communication method and system |
Feb. 28, 2006 |
| 6996063 |
Applicable PDU range test and calculation for window-based polling |
Feb. 7, 2006 |
| 6985696 |
Method and apparatus for facilitating wireless communications with a nonautomotive roaming object |
Jan. 10, 2006 |
| 6963727 |
Direct-path-signal detection apparatus and associated methods |
Nov. 8, 2005 |
| 6951060 |
Method for transmitting control commands from a transmitting element to a measuring probe |
Oct. 4, 2005 |
| 6950665 |
Methodology and system for generating a three-dimensional model of interference in a cellular wireless communication network |
Sep. 27, 2005 |
| 6912372 |
Ultra wideband signals for conveying data |
Jun. 28, 2005 |
| 6911876 |
Communication terminal for transceiving two frequencies using a common one turn antenna |
Jun. 28, 2005 |
| 6897825 |
Antenna apparatus for folder type mobile phone |
May. 24, 2005 |
| 6868275 |
Method and configuration for transmitting data in a motor vehicle |
Mar. 15, 2005 |
| 6865482 |
Method and arrangement for guiding a user along a target path |
Mar. 8, 2005 |
| 6853835 |
Asymmetric wireless communication system using two different radio technologies |
Feb. 8, 2005 |
| 6844787 |
Method and apparatus for re-modulation using zero IF |
Jan. 18, 2005 |
| 6842137 |
System and method for tuning step coverage gap correction in a scan strategy |
Jan. 11, 2005 |
| 6839563 |
Signal transmission circuit for probe |
Jan. 4, 2005 |
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