JPS507410A - - Google Patents
Info
- Publication number
- JPS507410A JPS507410A JP48132103A JP13210373A JPS507410A JP S507410 A JPS507410 A JP S507410A JP 48132103 A JP48132103 A JP 48132103A JP 13210373 A JP13210373 A JP 13210373A JP S507410 A JPS507410 A JP S507410A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/204—Multiple access
- H04B7/212—Time-division multiple access [TDMA]
- H04B7/2125—Synchronisation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US309371A US3879581A (en) | 1972-11-24 | 1972-11-24 | Processing repeater for TDMA communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS507410A true JPS507410A (index.php) | 1975-01-25 |
| JPS5724974B2 JPS5724974B2 (index.php) | 1982-05-27 |
Family
ID=23197948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13210373A Expired JPS5724974B2 (index.php) | 1972-11-24 | 1973-11-24 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3879581A (index.php) |
| JP (1) | JPS5724974B2 (index.php) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5675742A (en) * | 1979-11-27 | 1981-06-23 | Fujitsu Ltd | Initial synchronizing system in time sharing multidirectional communication network |
| JPS58141041A (ja) * | 1982-02-15 | 1983-08-22 | Nippon Telegr & Teleph Corp <Ntt> | 衛星通信方式のクロツク・タイミング制御方式 |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS577490B2 (index.php) * | 1974-02-26 | 1982-02-10 | ||
| SE377016B (index.php) * | 1974-04-19 | 1975-06-16 | Ericsson Telefon Ab L M | |
| US4009346A (en) * | 1974-12-30 | 1977-02-22 | International Business Machines Corporation | Distributional activity compression |
| US4009343A (en) * | 1974-12-30 | 1977-02-22 | International Business Machines Corporation | Switching and activity compression between telephone lines and digital communication channels |
| US4009347A (en) * | 1974-12-30 | 1977-02-22 | International Business Machines Corporation | Modular branch exchange and nodal access units for multiple access systems |
| US4009345A (en) * | 1974-12-30 | 1977-02-22 | International Business Machines Corporation | External management of satellite linked exchange network |
| US4009344A (en) * | 1974-12-30 | 1977-02-22 | International Business Machines Corporation | Inter-related switching, activity compression and demand assignment |
| US5006855A (en) * | 1986-08-20 | 1991-04-09 | The Mitre Corporation | Ranging and processing system for mobile surveillance and data link |
| US7106819B1 (en) * | 1987-11-20 | 2006-09-12 | Interdigital Technology Corporation | Plural subscriber system utilizing synchronized timeslots on a single frequency |
| US7537167B1 (en) * | 1993-08-31 | 2009-05-26 | Broadcom Corporation | Modular, portable data processing terminal for use in a radio frequency communication network |
| US5084900A (en) * | 1989-12-21 | 1992-01-28 | Gte Spacenet Corporation | Spread spectrum system with random code retransmission |
| US5289497A (en) * | 1991-05-23 | 1994-02-22 | Interdigital Technology Corporation | Broadcast synchronized communication system |
| GB2265795B (en) * | 1992-04-01 | 1995-09-27 | Nec Corp | Telecommunication system with increased channels by use of orbiting communication satellites |
| US5943324A (en) * | 1994-01-11 | 1999-08-24 | Ericsson, Inc. | Methods and apparatus for mobile station to mobile station communications in a mobile satellite communication system |
| US5826189A (en) * | 1994-06-13 | 1998-10-20 | Motorola, Inc. | Cellular communication system with efficient channel assignments and method therefor |
| US5949769A (en) * | 1995-10-10 | 1999-09-07 | Sicom, Inc. | Multirate local multipoint data distribution system |
| US6072786A (en) * | 1997-06-12 | 2000-06-06 | Ericsson Inc. | Method for acquisition of spotbeam beacon frequency within a satellite communications system |
| US6643275B1 (en) * | 1998-05-15 | 2003-11-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Random access in a mobile telecommunications system |
| US6396953B1 (en) * | 1999-02-23 | 2002-05-28 | Rockwell Collins, Inc. | Data pattern correlator |
| US6842437B1 (en) | 1999-03-04 | 2005-01-11 | Hughes Electronics Corporation | System for providing satellite bandwidth on demand employing uplink frame formatting for smoothing and mitigating jitter and dynamically changing numbers of contention and data channels |
| US6985455B1 (en) | 2000-03-03 | 2006-01-10 | Hughes Electronics Corporation | Method and system for providing satellite bandwidth on demand using multi-level queuing |
| US7852800B2 (en) * | 2002-07-23 | 2010-12-14 | Qualcomm Incorporated | Reducing interference between users in a communications system through time scattering |
| US7313143B1 (en) * | 2003-09-26 | 2007-12-25 | Itt Manufacturing Enterprises, Inc. | Method for diversity site group operations in air/ground communications |
| US8577283B2 (en) * | 2005-07-15 | 2013-11-05 | Qualcomm Incorporated | TDD repeater |
| US9124769B2 (en) * | 2008-10-31 | 2015-09-01 | The Nielsen Company (Us), Llc | Methods and apparatus to verify presentation of media content |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS557738A (en) * | 1978-06-30 | 1980-01-19 | Ricoh Co Ltd | Destaticizing method of photoreceptor in copying machine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3639838A (en) * | 1968-01-30 | 1972-02-01 | Hughes Aircraft Co | Synchronized variable delay time division communication system |
| US3742498A (en) * | 1970-05-06 | 1973-06-26 | Itt | Synchronization and position location system |
| US3730998A (en) * | 1971-08-11 | 1973-05-01 | Communications Satellite Corp | Tdma satellite communications system with an aperture window for acquisition |
-
1972
- 1972-11-24 US US309371A patent/US3879581A/en not_active Expired - Lifetime
-
1973
- 1973-11-24 JP JP13210373A patent/JPS5724974B2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS557738A (en) * | 1978-06-30 | 1980-01-19 | Ricoh Co Ltd | Destaticizing method of photoreceptor in copying machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5675742A (en) * | 1979-11-27 | 1981-06-23 | Fujitsu Ltd | Initial synchronizing system in time sharing multidirectional communication network |
| JPS58141041A (ja) * | 1982-02-15 | 1983-08-22 | Nippon Telegr & Teleph Corp <Ntt> | 衛星通信方式のクロツク・タイミング制御方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| US3879581A (en) | 1975-04-22 |
| JPS5724974B2 (index.php) | 1982-05-27 |