JPS639699B2 - - Google Patents
Info
- Publication number
- JPS639699B2 JPS639699B2 JP55074468A JP7446880A JPS639699B2 JP S639699 B2 JPS639699 B2 JP S639699B2 JP 55074468 A JP55074468 A JP 55074468A JP 7446880 A JP7446880 A JP 7446880A JP S639699 B2 JPS639699 B2 JP S639699B2
- Authority
- JP
- Japan
- Prior art keywords
- band
- maximum length
- length sequence
- subscribers
- sequence code
- Prior art date
- 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.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 claims description 56
- 238000004891 communication Methods 0.000 claims description 33
- 238000001228 spectrum Methods 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 7
- 239000006227 byproduct Substances 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 14
- 230000001360 synchronised effect Effects 0.000 description 8
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7446880A JPS56169951A (en) | 1980-06-03 | 1980-06-03 | Band split type spectrum diffusion multiplex communication system |
| US06/264,163 US4392220A (en) | 1980-05-30 | 1981-05-15 | Modem to be coupled to a directional transmission line of an SS multiplex communication network |
| AU71156/81A AU537148B2 (en) | 1980-05-30 | 1981-05-29 | Code division multiplex transmission |
| CA000378694A CA1165476A (fr) | 1980-05-30 | 1981-05-29 | Modem couplable a une ligne de transmission directionnelle d'un reseau de communication multiplex a spectre etale |
| DE8181104133T DE3172013D1 (en) | 1980-05-30 | 1981-05-29 | Transmitter-receiver to be coupled to a directional transmission line of a spread-spectrum multiplex communication network |
| EP81104133A EP0041253B1 (fr) | 1980-05-30 | 1981-05-29 | Emetteur-récepteur couplé à une ligne de transmission directionnelle d'un réseau de communication multiplex à spectre étalé |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7446880A JPS56169951A (en) | 1980-06-03 | 1980-06-03 | Band split type spectrum diffusion multiplex communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56169951A JPS56169951A (en) | 1981-12-26 |
| JPS639699B2 true JPS639699B2 (fr) | 1988-03-01 |
Family
ID=13548110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7446880A Granted JPS56169951A (en) | 1980-05-30 | 1980-06-03 | Band split type spectrum diffusion multiplex communication system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56169951A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6373730A (ja) * | 1986-09-17 | 1988-04-04 | Toshiba Corp | 非同期式スペクトラム拡散多元接続通信方式 |
| JPH02299334A (ja) * | 1989-05-12 | 1990-12-11 | Toyo Commun Equip Co Ltd | スペクトル拡散通信方式 |
| US5351269A (en) * | 1990-12-05 | 1994-09-27 | Scs Mobilecom, Inc. | Overlaying spread spectrum CDMA personal communications system |
-
1980
- 1980-06-03 JP JP7446880A patent/JPS56169951A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56169951A (en) | 1981-12-26 |
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