FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Bar-Niv Amir
 2. Date of Event Requiring Statement (Month/Day/Year)
12/23/2011		 3. Issuer Name and Ticker or Trading Symbol
TRANSWITCH CORP /DE [TXCC]
(Last)
(First)
(Middle)
3 ENTERPRISE DRIVE		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Sr. Vice President and GM
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

SHELTON, CT 06484		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock $0.001 Par Value 10,758
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Options (right to buy) 08/18/2006 05/18/2013 Common Stock $0.001 Par Value 625 $ 16.88 D  
Employee Stock Options (right to buy) 04/15/2009 01/15/2016 Common Stock $0.001 Par Value 7,500 $ 2.64 D  
Employee Stock Options (right to buy) 03/18/2009 03/18/2016 Common Stock $0.001 Par Value 708 $ 2 D  
Employee Stock Options (right to buy) 12/09/2009 12/09/2016 Common Stock $0.001 Par Value 125 $ 2.43 D  
Employee Stock Options (right to buy) 12/11/2008 12/11/2015 Common Stock $0.001 Par Value 1,058 $ 2.32 D  
Employee Stock Options (right to buy) 04/26/2007 01/26/2014 Common Stock $0.001 Par Value 3,125 $ 11.04 D  
Employee Stock Options (right to buy) 07/05/2007 04/05/2014 Common Stock $0.001 Par Value 2,500 $ 12.4 D  
Employee Stock Options (right to buy) 07/05/2007 04/05/2014 Common Stock $0.001 Par Value 2,500 $ 12.4 D  
Employee Stock Options (right to buy) 05/24/2007 05/24/2014 Common Stock $0.001 Par Value 1,485 $ 13.2 D  
Employee Stock Options (right to buy) 08/07/2007 08/07/2014 Common Stock $0.001 Par Value 598 $ 12.64 D  
Employee Stock Options (right to buy) 11/05/2007 11/05/2014 Common Stock $0.001 Par Value 468 $ 8.4 D  
Employee Stock Options (right to buy) 03/13/2008 12/13/2014 Common Stock $0.001 Par Value 2,500 $ 7.12 D  
Employee Stock Options (right to buy) 03/18/2008 03/18/2015 Common Stock $0.001 Par Value 468 $ 5.52 D  
Employee Stock Options (right to buy) 05/22/2008 05/22/2015 Common Stock $0.001 Par Value 743 $ 6 D  
Employee Stock Options (right to buy) 08/07/2008 08/07/2015 Common Stock $0.001 Par Value 1,016 $ 5.12 D  
Restricted Stock Units 05/21/2012   (1) Common Stock $0.001 Par Value 3,000 $ 0 D  
Restricted Stock Units 05/20/2013   (1) Common Stock $0.001 Par Value 25,667 $ 0 D  
Restricted Stock Units 05/19/2014   (1) Common Stock $0.001 Par Value 47,620 $ 0 D  
Restricted Stock Units 09/15/2014   (1) Common Stock $0.001 Par Value 10,000 $ 0 D  
Restricted Stock Units 03/14/2012   (1) Common Stock $0.001 Par Value 5,287 $ 0 D  

 

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Bar-Niv Amir
3 ENTERPRISE DRIVE
SHELTON, CT 06484		       Sr. Vice President and GM  

Signatures

Amir Bar-Niv 12/30/2011
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This instrument has no expiration date.

*If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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