GB2075802B - Network access device - Google Patents
Network access deviceInfo
- Publication number
- GB2075802B GB2075802B GB8109010A GB8109010A GB2075802B GB 2075802 B GB2075802 B GB 2075802B GB 8109010 A GB8109010 A GB 8109010A GB 8109010 A GB8109010 A GB 8109010A GB 2075802 B GB2075802 B GB 2075802B
- Authority
- GB
- United Kingdom
- Prior art keywords
- access device
- network access
- network
- access
- 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
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/10—Program control for peripheral devices
- G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
- G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine
- G06F13/128—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine for dedicated transfers to a network
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
- Communication Control (AREA)
- Computer And Data Communications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14863980A | 1980-05-12 | 1980-05-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2075802A GB2075802A (en) | 1981-11-18 |
GB2075802B true GB2075802B (en) | 1984-05-31 |
Family
ID=22526657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8109010A Expired GB2075802B (en) | 1980-05-12 | 1981-03-23 | Network access device |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS578841A (en) |
AU (1) | AU538148B2 (en) |
CA (1) | CA1170739A (en) |
DE (1) | DE3118847A1 (en) |
FR (1) | FR2482391A1 (en) |
GB (1) | GB2075802B (en) |
SE (1) | SE451165B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0687569B2 (en) * | 1989-09-28 | 1994-11-02 | アメリカン テレフォン アンド テレグラフ カムパニー | Terminal adapter and data transmission method |
DE69314438T2 (en) * | 1992-11-30 | 1998-05-14 | Sumitomo Electric Industries | Low alloy sintered steel and process for its production |
CN104104869A (en) * | 2014-06-25 | 2014-10-15 | 华为技术有限公司 | Photographing method and device and electronic equipment |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2026789B2 (en) * | 1970-06-01 | 1978-07-27 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Method for the transmission of data between terminals and a processing system via a concentrator working as a speed converter |
US3725866A (en) * | 1971-03-08 | 1973-04-03 | Searle Medidata Inc | Data communication system |
FR2242910A5 (en) * | 1973-09-03 | 1975-03-28 | Honeywell Bull Soc Ind | |
US3932841A (en) * | 1973-10-26 | 1976-01-13 | Raytheon Company | Bus controller for digital computer system |
FR2307407A1 (en) * | 1975-04-09 | 1976-11-05 | Singer Co | Data interface module for connecting subsystems - couples subsystems to common transmission line by coding outgoing and decoding incoming signals |
US3961139A (en) * | 1975-05-14 | 1976-06-01 | International Business Machines Corporation | Time division multiplexed loop communication system with dynamic allocation of channels |
SE393723B (en) * | 1975-09-18 | 1977-05-16 | Philips Svenska Ab | WAY TO TRANSFER DATA BETWEEN A CENTRAL STATION AND A NUMBER OF TERMINAL STATIONS VIA A CLOSED SERIES TRANSMISSION LOOP AND FACILITIES FOR CARRYING OUT THE KIT |
JPS52112203A (en) * | 1976-03-16 | 1977-09-20 | Omron Tateisi Electronics Co | Communication circuit control unit |
US4074352A (en) * | 1976-09-30 | 1978-02-14 | Burroughs Corporation | Modular block unit for input-output subsystem |
US4261033A (en) * | 1977-01-19 | 1981-04-07 | Honeywell Information Systems Inc. | Communications processor employing line-dedicated memory tables for supervising data transfers |
US4136400A (en) * | 1977-08-08 | 1979-01-23 | Rockwell International Corporation | Micro-programmable data terminal |
DE2805705C2 (en) * | 1978-02-10 | 1987-01-29 | Patelhold Patentverwertungs- und Elektro-Holding AG, Glarus | Data transmission procedure between several equal participants |
US4199661A (en) * | 1978-05-05 | 1980-04-22 | Control Data Corporation | Method and apparatus for eliminating conflicts on a communication channel |
-
1981
- 1981-03-23 GB GB8109010A patent/GB2075802B/en not_active Expired
- 1981-03-27 CA CA000373989A patent/CA1170739A/en not_active Expired
- 1981-04-09 AU AU69350/81A patent/AU538148B2/en not_active Ceased
- 1981-04-13 JP JP5546881A patent/JPS578841A/en active Pending
- 1981-04-16 FR FR8107684A patent/FR2482391A1/en not_active Withdrawn
- 1981-05-11 SE SE8102937A patent/SE451165B/en not_active IP Right Cessation
- 1981-05-12 DE DE19813118847 patent/DE3118847A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA1170739A (en) | 1984-07-10 |
AU538148B2 (en) | 1984-08-02 |
AU6935081A (en) | 1981-11-19 |
FR2482391A1 (en) | 1981-11-13 |
GB2075802A (en) | 1981-11-18 |
JPS578841A (en) | 1982-01-18 |
SE8102937L (en) | 1981-11-13 |
DE3118847A1 (en) | 1982-02-25 |
SE451165B (en) | 1987-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |